【单选题】以测量通过电解池的电量,从而求出物质的量的方法称为( )。
【单选题】What is the type of controlled source in the diagram?
A.
A voltage-controlled voltage source
B.
A current-controlled voltage source
C.
A voltage-controlled current source
D.
A current-controlled current source
【单选题】What is the type of controlled source in the diagram?
A.
A voltage-controlled voltage source
B.
A current-controlled voltage source
C.
A voltage-controlled current source
D.
A current-controlled current source
【单选题】What is the type of controlled source in the diagram?
A.
A voltage-controlled voltage source
B.
A current-controlled voltage source
C.
A voltage-controlled current source
D.
A current-controlled current source
【多选题】下列关于过境、转运和通运货物的说法正确的是______。
【单选题】The main infection source of epidemic type B enecphalitis virus is( )
【单选题】What is the type of controlled source in the picture?
A.
A voltage-controlled voltage source
B.
A current-controlled voltage source
C.
A voltage-controlled current source
D.
A current-controlled current source
【单选题】What is the type of controlled source in the diagram?
A.
A voltage-controlled voltage source
B.
A current-controlled voltage source
C.
A voltage-controlled current source
D.
A current-controlled current source